The Importance of Wood in Terms of Comfort and Well-Being in Buildings
Nice Holdings, Inc.
Corporate communication division
Atsushi MIYAKAWA
About Nice Group
Edo period (18
thcentury) 1950
1962
Annual Revenue
246.4 Billion JPY (approx. 2 Billion EUR) No. of Employees
2500
Start timber business
Founding “Ichiuri Mokuzai (Inc.) Join Tokyo Stock Exchange
Nice Group corporate focus
Corporate philosophy Nice Sustainable Forests
(1800ha)
CSR
We at Nice Holdings Group
are committed to working together with our customers to build the homes
of their dreams
Breakdown of businesses
Condominiu ms
177 Mln.
Materials and Machinery 865 Mln. EUR
Wood 544 Mln.
EUR
Detached homes 265 Mln.
Total sales 2.04 billion EUR
Real- estate 135 Mln
Other
58 Mln. Lumber auction
Manufacturing
Pre-cut
Detached homes Wood construction
Earthquake- proof condominiums
Sales pre-existing land and houses
Wholesale construction materials
Design Works and Construction Works of Taisei Corporation, Azusa Sekkei Co., Ltd. and Kengo Kuma and Associates JV/Courtesy of JSC
2020 Tokyo Olympics National Stadium
About FCBA
Technological resource for the forest, wood, construction and furniture sectors, with a mission to promote innovation and technical progress and to contribute to the improvement of industry’s productivity and quality by encouraging an integrated approach and implementation of synergies within the sector
About FCBA
Wood: Eco-Friendly material
Wood: Health-friendly material
Cooperation agreement between FCBA and the Nice Group
FCBA Director Mr. Florentin (left) December 2016(Osaka, Japan)
Promoting the use of wood materials for construction
<Objective>
The sharing of information about Smart Wellness and conducting joint research
( December 2016, 3 year plan )
Smart-Wellness Experience Pavilion
Ventilation Warmth
Sleep Safety
Eco-friendly
Start 2015
Japan’s first facility for healthy and eco-friendly living
Healthy living themepark
2015 Cooperation Agreement with the City of Yokohama
1 Diffusing the construction of healthy and sustainable buildings and eco-friendly living 2 Promoting the use of wood
3 Strengthening the safety of it’s citizens by
providing disaster countermeasures and elder care facilities
4 Promoting the charm of Yokohama focusing on Cultural Arts and Tourist Areas
5 Pursuing other mutually agreed upon items after conclusion of the 2015 agreement
Ms. Fumiko Hayashi Mayer of Yokohama
Experience the connection between health and environment in a home
“Comparison room”
In the insulated and non-insulated rooms, visitors can experience the difference in temperature as well as blood pressure.
Effects from different insulation types Several types of wall details
Bicycle generator Visualization of energy consumption
Healing effect by the fragrance of wood Humidity adjustment of wood
Conducting Research for the Acquisition of the Evidence
Joint research is conducted in cooperation between Ikaga Laboratory of Keio University and Nice group for acquisition of the evidence and other purposes.
Effects of wooden interior walls of a house on recovery from exhaustion, and intellectual productivity during the day An experimental study involving subjects conducted in Smart
Wellness House Building 1 in the summer Relationship between the floor surface temperature/floor
materials and stress/blood pressure/heart rate An experimental study involving subjects at “Kurabe (comparison) Room,” on the second floor of the Center Building
Effects of wooden interior walls of a house on sleep, and intellectual productivity during the day
A comparative experimental study involving subjects at
“Western-style room” on the second floor of Building 2
Nice Corporation teamed up with Toshiharu Ikaga Laboratory, Faculty of Science and Technology, Keio University.
Nice Corporation teamed up with Toshiharu Ikaga Laboratory, Faculty of Science and Technology, Keio University.
Nice Corporation teamed up with Toshiharu Ikaga Laboratory, Faculty of Science and Technology, Keio University.
Prof. Ikaga
Measuring the effect of wood on sleep pattern and cognitive ability
■ Experiment schedule… the students would sleep in the show home (3 different rooms with varying levels of wood lignifications) and perform various tasks the next day.
Dictation
Came home Dinner Sleep Breakfast
Show house Meeting room
Mock work
18:00 23:00 7:00 9:00 12:00
Bath
Questionnaire about relax condition, etc.
Sleep state* is measured using a sleep meter.
The time when they slept well* was measured
Wood lignifications improve sleep and cognitive productivity
非木質内装 木質内装
Hours deep sleep 180
T ime of sound sle ep[min]
○
×
150 120 90 60 30
0
120 140
n=14
*p<0.10
+20min
30 40 50 60 70
Intellectual performance
Co rrect an swe rs[ -]
48.1 52.7
*p<0.10
No wood interior Wood interior
n=20
+4.6pt
No wood interior Wood interior
Positive effects of Japanese wood in living space
Thermal insulation
Shock absorption
Sound insulation
Nice fragrant Insect
proofing
<Main species>
Cedar & Cypress
Humidity adjustment
Cedar
Cypress Cypress(Nice Ibaraki forest)
0 2 4 6
Stress reduction effect by touching wood
Different results of autonomic nervous activities for various tactile stimulation
17
*
N=18, Average± Standard error , *: p<0.05
Amount of change of Blood pressure (mmHg)
金 ヒ 属
ノキ
(塗 装
)
ミズ ナラ
(塗 装
)
プラ スチ ック
Stress condition
ヒノ キ( 無 塗 装
)
ミズ ナラ
(無 塗 装
)
Cypress(non-coating) Cypress(coating)
Mongolian oak (non-coating) Metal PVC
Mongolian oak (coating)
Cypress (non-coating)
Cypress (coating) Mongolian oak
(non-coating)
Mongolian oak (non-coating)
Metal PVC
Tsunetsugu Y., et al.:Abstracts of the 66th Annual Meeting of the Japan Wood Research Society, G27-05-1645 (2016)
Smell of wood helps you relax
Tsunetsugu Y., Yamashita Y.: Japanese Journal of Physiological Anthropology, 18 Supplement (1), 118-119 (2013)
-4 -2 0 2
安静 におい 安静
心拍数(拍
/分)
Subjects:23 male and female babies (1 month -3month old)
Method: 2minutes quiet → 2minutes αPinene
→2minutes Limonene
→2minutes air→2minutes rest time
Reduction of baby’s heart rate by the fragrance of wood
Rest Fragrance Rest
Heartbeat (beats/min)
Development project in Paris, France
Popular site near Euro-Disney
Concept “Wood and health”
Suteki Wellness Space in the Shamengo Villa Bordeaux
Shamengo Partners
Wide partnerships with more than 50 organisations
Wellness Program
Wellness Space in
75m2 space can be used for a meeting room and an office.
“wood and health experiments”
will be performed
Suteki space will be build with Suteki Wood System
◆ One day experience
◆ Experience with overnight stays
Smell View Feeling to the touch
Physiological
measurements Sleep Simulated work
IKAGA Lab. KEIO
Pierre Jaouen
The latest experiment with FCBA(October 2018)
Overnight experience: effect of the wooden interior
◆ Summary of the experience
Objective Influence of the wooden interior on sleep and intellectual productivity
Experience place Model House (Nice) / Meeting room
Planning 2018/10/15〜27/10/2018 3 nights per case subject 4 French students and 4 Japanese students
Case 1 No wood Case 2 Wood
Pictures of the interior
Ceiling Wood pattern coating Crenellated wood walls Vinyl wallpaper (white) Vinyl wallpaper (white) Ground Wood pattern coating Solid wood (ceder)
◆Case
IKAGA Lab. KEIO
Pierre Jaouen
Conclusion
◆ Objective: Analyze the effects of the wood interior on deep sleep and productivity the next day by considering differences by
country of origin
◆Results :
- Increased deep sleep time (Japanese and French)
- Sleep more appreciated from the questionnaires (Japanese and French) - Level of relaxation before bedtime during
deep sleep increased (Japanese) - Improved results for simple tasks
(Japanese and French)
- Improved results for creative tasks (Japanese)
IKAGA Lab. KEIO
Pierre Jaouen
Prospects: Results of French subjects to confirm (low sample, sleep time too short)
12.2 10.2 14.3 12.1 12.317.1 14.8 19.4 18.4 15.8
0 5 10 15 20 25
T O U S L E S S U J E T S J A P O N A I S F R A N Ç A I S G R O U P E Q U I S E D É T E N D P L U T Ô T A V E C L ' O D E U R D E
S U G I
G R O U P E Q U I S E D É T E N D P L U T Ô T A V E C L ' O D E U R D E
T R I N I T É
DEEP SLEEP RATIO (%)
Non bois Bois
46.4 46.4 46.451.5 51.0 51.2
0 10 20 30 40 50 60
T O U S L E S S U J E T S J A P O N A I S F R A N Ç A I S
WORD PROCESSOR (RÉSULTATS)
Non bois Bois
26
Objectives :
- To evaluate the impact of the wood material used in interior flooring and walls, joinery and interior design on the comfort of building users.
- To mix the physical, psychological and physiological approaches to the assessment of inner comfort
Duration : 1 year (ending December 2019)